Bug 101685 - [amdgpu][tahiti xt] dota2 random crash
Summary: [amdgpu][tahiti xt] dota2 random crash
Status: RESOLVED FIXED
Alias: None
Product: Mesa
Classification: Unclassified
Component: Drivers/Gallium/radeonsi (show other bugs)
Version: unspecified
Hardware: x86-64 (AMD64) Linux (All)
: highest blocker
Assignee: Default DRI bug account
QA Contact: Default DRI bug account
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Depends on:
Blocks:
 
Reported: 2017-07-04 09:07 UTC by Sylvain BERTRAND
Modified: 2017-09-24 18:24 UTC (History)
0 users

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Description Sylvain BERTRAND 2017-07-04 09:07:34 UTC
steamos beta (debian), mesa 17.1.2, linux kernel 4.12
Dota2 randomly crashes: Jul 4 10:32:45 steamos kernel: [ 1728.851665] traps: Globpool1[1352] general protection ip:7f6a0a2a149 sp:7f6a1e9ea790 error:0 in libparticles.so[7f6a0a110000+579000]
If I run the game with the radeon linux module instead of the amdgpu linux module, I don't get any crash, but the game runs _significantly_ slower.
Comment 1 Sylvain BERTRAND 2017-07-05 15:24:27 UTC
I was wrong, it's worse: linux 4.12 amdgpu and radeon do random crash dota2 the same way (in libparticles). Both 4.12 modules are _significantly_ faster than the stable 4.11 radeon while not crashing.
Comment 2 Alex Deucher 2017-07-05 15:46:27 UTC
Is this a regression?  If so, did you also change the mesa version you are using?
Comment 3 Sylvain BERTRAND 2017-07-05 17:29:25 UTC
Same mesa binaries from up-to-date "beta" steamos: 17.1.2.

As far as I tested it, I cannot even play one dota2 game without the game
program randomly crashing in dota2 libparticles (radeon or amdgpu).
Comment 4 Sylvain BERTRAND 2017-08-14 17:56:07 UTC
Running dota2 vulkan with git mesa and git llvm now. The crash seems gone. I'll play a bit and we will see.
Comment 5 Sylvain BERTRAND 2017-09-24 18:19:58 UTC
Have been playing for days and hours to dota2-vulkan

No crash whatsoever, just significantly slower than gl rendering and what seem rendering bugs.

closing.
Comment 6 Bas Nieuwenhuizen 2017-09-24 18:24:22 UTC
So what I'm still missing is (1) was the original bug using GL or Vulkan? (2) if GL in (1), does the issue still occur on GL?


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